<?php

namespace app\admin\controller;

use app\common\controller\Backend;
use think\Db;
/**
 * 线路管理
 *
 * @icon fa fa-circle-o
 */
class Route extends Backend
{
    
    /**
     * Route模型对象
     * @var \app\admin\model\Route
     */
    protected $model = null;

    public function _initialize()
    {
        parent::_initialize();
        $this->model = new \app\admin\model\Route;

    }

    public function import()
    {
        parent::import();
    }



    /**
     * 排除前台提交过来的字段
     * @param $params
     * @return array
     */
    protected function preExcludeFields($params)
    {
        if (is_array($this->excludeFields)) {
            foreach ($this->excludeFields as $field) {
                if (key_exists($field, $params)) {
                    unset($params[$field]);
                }
            }
        } else {
            if (key_exists($this->excludeFields, $params)) {
                unset($params[$this->excludeFields]);
            }
        }
        if(empty($params['name'])){
            $s = Db::name('area')->where('id',$params['s_area_id'])->value('name');
            $e = Db::name('area')->where('id',$params['e_area_id'])->value('name');
            $name = $s.'->'.$e;
            $params['name'] = $name;
        }
        return $params;
    }


    /**
     * 默认生成的控制器所继承的父类中有index/add/edit/del/multi五个基础方法、destroy/restore/recyclebin三个回收站方法
     * 因此在当前控制器中可不用编写增删改查的代码,除非需要自己控制这部分逻辑
     * 需要将application/admin/library/traits/Backend.php中对应的方法复制到当前控制器,然后进行修改
     */
    

    /**
     * 查看
     */
    public function index()
    {
        //当前是否为关联查询
        $this->relationSearch = true;
        //设置过滤方法
        $this->request->filter(['strip_tags', 'trim']);
        if ($this->request->isAjax()) {
            //如果发送的来源是Selectpage，则转发到Selectpage
            if ($this->request->request('keyField')) {
                return $this->selectpage();
            }
            list($where, $sort, $order, $offset, $limit) = $this->buildparams();

            $list = $this->model
                    ->with(['area'])
                    ->where($where)
                    ->order($sort, $order)
                    ->paginate($limit);

            foreach ($list as $row) {
                
                $row->getRelation('area')->visible(['mergename']);
            }

            $result = array("total" => $list->total(), "rows" => $list->items());

            return json($result);
        }
        return $this->view->fetch();
    }

}
